User-Agent

Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Chrome/139.0.0.0 Safari/605.1.15

first seen 2026-08-08 14:34 · last seen 2026-08-14 07:07 · JSON

Decomposed attributes

Browser / clientChrome 139.0.0.0
Operating systemmacOS 10.15.7
Device classdesktop
Noteinferred from the self-declared string — a claim, not a measurement; compare with the wire fingerprints above

Co-observed signals

Signals from other families seen in the same observation. A fingerprint spread thinly across many lower-layer signatures is a classic inconsistency signal.

TLS ClientHello (JA4)

fingerprintco-occurrences
t13d450900_d524c25c267f_9da38b6fd1bc2

HTTP request (JA4H)

fingerprintco-occurrences
ge11nn040000_b47458f13025_000000000000_0000000000002

TCP SYN (p0f)

fingerprintco-occurrences
4:112+16:0:1460:62727,7:mss,sok,ts,nop,ws:df,id+:01
4:116+12:0:1460:62727,7:mss,sok,ts,nop,ws:df,id+:01

TCP SYN (JA4T)

fingerprintco-occurrences
62727_2-4-8-1-3_1460_72

Country

fingerprintco-occurrences
US · United States2

Network (ASN)

fingerprintco-occurrences
AS14618 · Amazon.com, Inc.2